Either a person who heals people with their magical smarts or a miserable kid with that last name who, believe it or not, KNOWS THAT IF HE BECAME A DOCTOR HE WOULD BE DR. DOCTOR. Those of the latter groups would like to tell you to STOP SINGING DOCTOR DOCTOR. They really don't like that and you really aren't being original.
John : DUDE, wouldn't it be so sweet if Josh Doctor became a doctor?
Then he would be Dr. Doctor
*bursts into song*
Humphrey : C'mon man, could you imagine how often he gets that?